Retinal damage can be incurred anywhere on Earth that is exposed to the sun, but looking directly or indirectly at the sun can be up to twenty times more damaging in areas with thin or patchy stratospheric ozone coverage (Nilsson, 132). ... Even in previous centuries, when the ozone layer was intact, skin cancer was occasionally seen among farm workers and others who spent most of their time outside in the sun (Rowlands, 117). ... A Brief History of Ozone-Layer Legislation In 1985, many UN members signed the Vienna Convention for the Protection of the Ozone Layer. ...

• Word Count: 1616
• Approx Pages: 6
• Grade Level: Undergraduate

The Great War that involved many European countries was one of the most violent and destructive wars in European history. ... It was known to the world that the "sun never set on Britain." ... Germany, like Britain, also wanted "a place in the sun." ...

• Word Count: 1121
• Approx Pages: 4
• Grade Level: Undergraduate

The Great War that involved many European countries was one of the most violent and destructive wars in European history. ... It was known to the world that the "sun never set on Britain." ... Germany, like Britain, also wanted "a place in the sun." ...

• Word Count: 1133
• Approx Pages: 5
• Grade Level: Undergraduate

The astrolabe, an instrument developed my Muslims and used to determine the altitude of the sun and other celestial bodies, allowed sailors to plot their latitude. ... Literate Europeans were enticed by such literature about Africa, Asia, and the Americas as Fernandez de Oviedo's General History of the Indies (1547). ...

• Word Count: 839
• Approx Pages: 3
• Grade Level: Undergraduate

According to James, there was great need for secrecy, and that the original philosophers would not have been permitted to publicize their teachings, he adds that it is obvious that history, because of a lack of authentic authorship would place the origin of philosophy into the hands of the Greek. ... Ma'at was reality, the solid grounding of reality that made the Sun rise, the stars shine, the river flood and mankind think. ...

• Word Count: 1943
• Approx Pages: 8
• Has Bibliography
• Grade Level: Undergraduate